package t25519;

import java.util.HashMap;
import java.util.Map;
import java.util.Scanner;

public class DemoMap {

        public static void main(String[] args) {
            TestMap testMap = new TestMap();
            Map<String, Emp> empMap = new HashMap<>();

            boolean flag = true;
            while (flag) {
                System.out.println("欢迎来到员工系统");
                System.out.println("0.退出系统");
                System.out.println("1.添加员工");
                System.out.println("2.查询所有员工");
                System.out.println("3.根据姓名查询员工");
                System.out.println("4.根据编号删除员工");
                System.out.println("5.根据编号查询员工");
                System.out.println("6.根据编号改年龄");
                System.out.println("请选择功能");
                Scanner scanner = new Scanner(System.in);
                int n = scanner.nextInt();

                switch (n) {
                    case 0:
                        System.out.println("退出系统");
                        flag = false;
                        break;

                    case 1:
                        System.out.println("欢迎来到添加界面");
                        System.out.println("请输入员工的编号");
                        String addNumber = scanner.next();
                        System.out.println("请输入员工姓名");
                        String addName = scanner.next();
                        System.out.println("请输入员工的年龄");
                        int addAge = scanner.nextInt();

                        Emp emp = new Emp();
                        emp.setNumber(addNumber);
                        emp.setName(addName);
                        emp.setAge(addAge);

                        testMap.addEmp(empMap, emp);
                        System.out.println("员工添加成功：" + emp);
                        break;

                    case 2:
                        System.out.println("查询所有员工");
                        testMap.findAllEmp(empMap);
                        break;

                    case 3:
                        System.out.println("根据姓名查询员工");
                        System.out.println("查询员工姓名");
                        String empName = scanner.next();
                        testMap.findEmpByName(empMap, empName);
                        break;

                    case 4:
                        System.out.println("删除员工信息");
                        System.out.println("请输入要删除的员工编号");
                        String empNumber = scanner.next();
                        testMap.deleteEmp(empMap, empNumber);
                        break;

                    case 5:
                        System.out.println("根据编号查询员工");
                        System.out.println("查询员工编号");
                        empNumber = scanner.next();
                        Emp foundEmp = testMap.findEmpByNumber(empMap, empNumber);
                        System.out.println(foundEmp != null ? foundEmp : "未找到该员工");
                        break;

                    case 6:
                        System.out.println("根据编号改年龄");
                        System.out.println("请输入需查询员工编号");
                        String updateNumber = scanner.next();
                        System.out.println("请输入需改的年龄");
                        int updateAge = scanner.nextInt();

                        Emp empToUpdate = testMap.findEmpByNumber(empMap, updateNumber);
                        if (empToUpdate != null) {
                            empToUpdate.setAge(updateAge);
                            System.out.println("更新成功，当前员工信息：" + empToUpdate);
                        } else {
                            System.out.println("未找到该员工，更新失败");
                        }
                        break;
                }
            }
        }
    }

